Some 25 million children ride school buses every day in the U.S. and most of those buses don’t have seat belts. Amid renewed concerns about safety, a record number of states is considering legislation to change that, sparking a controversial and emotional debate.

Currently, most undocumented students are protected from deportation under Deferred Action for Childhood Arrivals, a policy enacted by the Obama administration. But with immigration arrests up, many are unsure about their future.

At Monument Valley High School in Kayenta, Arizona, students from the Navajo Nation get hands-on instruction in caring for animals. Director Clyde McBride discusses how the program helps prepare students for success.